Base | Representation |
---|---|
bin | 1010011110001110100000 |
3 | 12011110202212 |
4 | 22132032200 |
5 | 1200321443 |
6 | 134501252 |
7 | 32222432 |
oct | 12361640 |
9 | 5143685 |
10 | 2745248 |
11 | 1605600 |
12 | b04828 |
13 | 75170c |
14 | 516652 |
15 | 393618 |
hex | 29e3a0 |
2745248 has 36 divisors (see below), whose sum is σ = 5949090. Its totient is φ = 1246080.
The previous prime is 2745229. The next prime is 2745251. The reversal of 2745248 is 8425472.
2745248 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 2650384 + 94864 = 1628^2 + 308^2 .
It is a Harshad number since it is a multiple of its sum of digits (32).
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3518 + ... + 4226.
22745248 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 2745248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2974545).
2745248 is an abundant number, since it is smaller than the sum of its proper divisors (3203842).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2745248 is a wasteful number, since it uses less digits than its factorization.
2745248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 741 (or 722 counting only the distinct ones).
The product of its digits is 17920, while the sum is 32.
The square root of 2745248 is about 1656.8789937711. The cubic root of 2745248 is about 140.0212212729.
The spelling of 2745248 in words is "two million, seven hundred forty-five thousand, two hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.129 sec. • engine limits •